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GeneBe

16-87402857-T-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_022818.5(MAP1LC3B):​c.204-66T>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000315 in 1,587,208 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 7.0e-7 ( 0 hom. )

Consequence

MAP1LC3B
NM_022818.5 intron

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.225
Variant links:
Genes affected
MAP1LC3B (HGNC:13352): (microtubule associated protein 1 light chain 3 beta) The product of this gene is a subunit of neuronal microtubule-associated MAP1A and MAP1B proteins, which are involved in microtubule assembly and important for neurogenesis. Studies on the rat homolog implicate a role for this gene in autophagy, a process that involves the bulk degradation of cytoplasmic component. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MAP1LC3BNM_022818.5 linkuse as main transcriptc.204-66T>G intron_variant ENST00000268607.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MAP1LC3BENST00000268607.10 linkuse as main transcriptc.204-66T>G intron_variant 1 NM_022818.5 P1
MAP1LC3BENST00000564844.1 linkuse as main transcriptc.*938-66T>G intron_variant, NMD_transcript_variant 1
MAP1LC3BENST00000570189.5 linkuse as main transcriptc.*149-66T>G intron_variant, NMD_transcript_variant 1
MAP1LC3BENST00000650688.1 linkuse as main transcriptc.204-66T>G intron_variant P1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152150
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000967
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
6.97e-7
AC:
1
AN:
1435058
Hom.:
0
AF XY:
0.00000140
AC XY:
1
AN XY:
713156
show subpopulations
Gnomad4 AFR exome
AF:
0.0000305
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152150
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74346
show subpopulations
Gnomad4 AFR
AF:
0.0000967
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
0.70
DANN
Benign
0.39

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs8051218; hg19: chr16-87436463; API